<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE article PUBLIC "-//NLM//DTD Journal Publishing DTD v2.3 20070202//EN" "journalpublishing.dtd">
<article article-type="retraction" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xml:lang="EN">
<front>
<journal-meta>
<journal-id journal-id-type="publisher-id">Front. Surg.</journal-id>
<journal-title>Frontiers in Surgery</journal-title>
<abbrev-journal-title abbrev-type="pubmed">Front. Surg.</abbrev-journal-title>
<issn pub-type="epub">2296-875X</issn>
<publisher>
<publisher-name>Frontiers Media S.A.</publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="doi">10.3389/fsurg.2023.1237609</article-id>
<article-categories>
<subj-group subj-group-type="heading">
<subject>Surgery</subject>
<subj-group>
<subject>Retraction</subject>
</subj-group>
</subj-group>
</article-categories>
<title-group>
<article-title>Retraction: Correlation analysis between required surgical indexes and complications in patients with coronary heart disease</article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author" corresp="yes">
<collab>Frontiers Editorial Office</collab>
<xref ref-type="corresp" rid="cor1">&#x002A;</xref><uri xlink:href="https://loop.frontiersin.org/people/228891/overview" /></contrib>
</contrib-group>
<author-notes>
<fn fn-type="edited-by"><p><bold>Approved by:</bold> Gabriel Sandblom, Karolinska Institutet (KI), Sweden</p></fn>
<corresp id="cor1"><label>&#x002A;</label><bold>Correspondence:</bold> Frontiers Editorial Office <email>research.integrity@frontiersin.org</email></corresp>
</author-notes>
<pub-date pub-type="epub"><day>19</day><month>06</month><year>2023</year></pub-date>
<pub-date pub-type="collection"><year>2023</year></pub-date>
<volume>10</volume><elocation-id>1237609</elocation-id>
<history>
<date date-type="received"><day>09</day><month>06</month><year>2023</year></date>
<date date-type="accepted"><day>09</day><month>06</month><year>2023</year></date>
</history>
<permissions>
<copyright-statement>&#x00A9; 2023 Frontiers Editorial Office.</copyright-statement>
<copyright-year>2023</copyright-year><copyright-holder>Frontiers Editorial Office</copyright-holder><license license-type="open-access" xlink:href="http://creativecommons.org/licenses/by/4.0/">
<p>This is an open-access article distributed under the terms of the <ext-link ext-link-type="uri" xlink:href="http://creativecommons.org/licenses/by/4.0/">Creative Commons Attribution License (CC BY)</ext-link>. The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.</p></license>
</permissions>
<counts>
<fig-count count="0"/>
<table-count count="0"/><equation-count count="0"/><ref-count count="0"/><page-count count="0"/><word-count count="0"/></counts><custom-meta-wrap><custom-meta><meta-name>section-at-acceptance</meta-name><meta-value>Visceral Surgery</meta-value></custom-meta></custom-meta-wrap>
</article-meta>
</front>
<body>
<related-article id="RA1" related-article-type="retracted-article" journal-id="Front. Surg." journal-id-type="nlm-ta" xlink:href="10.3389/fsurg.2022.948666" ext-link-type="doi">A Retraction of the Original Research Article <article-title>Correlation analysis between required surgical indexes and complications in patients with coronary heart disease</article-title> by Tao M, Yao X, Sun S, Qin Y, Li D, Wu J, Xiong Y, Teng Z, Zeng Y and Luo Z (2022) Front. Surg. 9:948666. doi: <object-id>10.3389/fsurg.2022.948666</object-id></related-article>
<p>Following publication, the publisher uncovered evidence that several false identities were used in the peer-review process. The assignment of false reviewers was confirmed by an investigation conducted in accordance with Frontiers&#x0027; policies and the Committee on Publication Ethics (COPE) guidelines.</p>
<p>The investigation also uncovered concerns about the presentation and validity of the data in the article. The authors did not respond to contact regarding the data presented in the article.</p>
<p>This retraction was approved by the Chief Editors of Frontiers in Surgery and the Chief Executive Editor of Frontiers.</p>
<p>The authors did not respond to contact regarding this retraction.</p>
</body>
</article>